1//
2//  ANTLRUniqueIDMap.h
3//  ANTLR
4//
5//  Created by Alan Condit on 7/7/10.
6// [The "BSD licence"]
7// Copyright (c) 2010 Alan Condit
8// All rights reserved.
9//
10// Redistribution and use in source and binary forms, with or without
11// modification, are permitted provided that the following conditions
12// are met:
13// 1. Redistributions of source code must retain the above copyright
14//    notice, this list of conditions and the following disclaimer.
15// 2. Redistributions in binary form must reproduce the above copyright
16//    notice, this list of conditions and the following disclaimer in the
17//    documentation and/or other materials provided with the distribution.
18// 3. The name of the author may not be used to endorse or promote products
19//    derived from this software without specific prior written permission.
20//
21// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31
32#import <Cocoa/Cocoa.h>
33#import "ANTLRPtrBuffer.h"
34#import "ANTLRNodeMapElement.h"
35
36#define SUCCESS             0
37#define FAILURE             -1
38#define HASHSIZE            101
39#define HBUFSIZE            0x2000
40
41@interface ANTLRUniqueIDMap : ANTLRPtrBuffer {
42    NSInteger lastHash;
43}
44
45@property (getter=getLastHash, setter=setLastHash:) NSInteger lastHash;
46
47+ (id)newANTLRUniqueIDMap;
48+ (id)newANTLRUniqueIDMapWithLen:(NSInteger)aHashSize;
49
50- (id)init;
51- (id)initWithLen:(NSInteger)cnt;
52- (void)dealloc;
53// Instance Methods
54- (NSInteger)count;
55- (NSInteger)size;
56/* clear -- reinitialize the maplist array */
57- (void) clear;
58
59- (void)deleteANTLRUniqueIDMap:(ANTLRNodeMapElement *)np;
60- (void)delete_chain:(ANTLRNodeMapElement *)np;
61- (id)getNode:(id<ANTLRBaseTree>)aNode;
62- (void)putID:(id)anID Node:(id<ANTLRBaseTree>)aNode;
63
64@end
65